The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

Learn how to add all your different accounts to the Microsoft Authenticator app.

Find solutions for Xbox account and profile issues, manage settings, and get support for your Xbox experience.

了解如何在您的行動裝置、Windows 裝置或 Xbox 主機上兌換 Microsoft/Xbox 禮品卡或其他優惠碼或優惠。

Signing your email messages with a digital ID helps to prove your identity and prevent message tampering.

If you’ve forgotten your Microsoft account password, learn how to do a password reset online or by using your Xbox console.

You can restore or recover your account credentials saved by Microsoft Authenticator.

从Microsoft帐户中删除现有别名 警告 删除连接到Microsoft域 (（如 @Outlook.com、@Live.com 或 @Hotmail.com) ）的电子邮件别名时，该电子邮件将从我们的系统完全删除，不能用于发送或接收电子邮件。 它不能再次用作另一个帐户的别名。 Microsoft不会回收电子邮件地址，因此将来无法回收电子邮件地址。

More and more people and organizations are using digital documents instead of paper documents to conduct day-to-day transactions. By reducing dependency on paper documents, we are protecting the environment and saving the planet’s resources. Digital signatures support this change by providing assurances about the validity and authenticity of a digital document. For more information, see Add ...

如何變更玩家代號？ 我們已將新的 Xbox 玩家代號更新為支援最多 12 個字元的 Unicode 玩家自選名稱，而此名稱還會在您分享玩家代號時加上自動產生的尾碼。 我們為玩家提供 13 個不同的字母系統，支援全球超過 200 種語言。